Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0101 lost communication with tcm

Subaru Legacy BN/BS (2015-2019) Service Manual / Telematics system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0101 lost communication with tcm

Detected when CAN data from TCM does not arrive.

NOTE:

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE

Dtc u0074 control module communication bus "body-can" off

Detected when CAN line abnormality is detected.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

General description

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Other materials:

Removal
NOTE:Always replace primary pulley and secondary pulley as an assembly because they are non-disassembled parts.1. Remove the transmission assembly. Automatic Transmission Assembly > REMOVAL2. Remove the air breather hose. Air Breather Hose > REMOVAL3. Remove the control valve body. Control Valve ...